MathRoomBuddy 與 Decibel Meter(Sound Meter) Pro 使用情況與統計

This app converts between IEEE floating-point representation and the corresponding raw values. It also converts between hexadecimal and decimal and is a simple RPN calculator.

Apple App Store
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Decibel Meter(Sound Meter) Pro

Decibel Meter is an application for measuring sound volume in decibels(dB). This application in realtime shows current value of sound volume. The main indicator shows current sound volume value and giving short explanation of it. Also there is digital value in decibels(dB) in the bottom part of screen. This application has settings screen, which give ability calibrate decibels according to device microphone specifics. Apple Watch application can measure sound volume without iPhone device.